[petsc-users] Inquiry about reading an exodus II file from coreform Cubit

[David Andrs]

Before you export the mesh from Cubit, change the element type to
something like QUAD4. PETSc does not automatically remap SHELL elements to
QUADs.

--
David

On Fri, Sep 20, 2024 at 8:05 AM neil liu <liufield at gmail.com> wrote:

> Dear Petsc developers and users,
>
> I am trying to read an exodus II file from coreform cubit, but without
> success,
> Then I used petsc's built-in exodus file,
> /share/petsc/datafiles/meshes/sevenside.exo.
> This file can be read by petsc successfully.
>
> And I did a test. This file, sevenside.exo, is imported into coreform
> Cubit, and then is saved as a new exodus file. This new exodus file can not
> be read by petsc successfully.
>
> [0]PETSC ERROR: Invalid argument
> [0]PETSC ERROR: Unrecognized element type SHELL
> [0]PETSC ERROR: See https://urldefense.us/v3/__https://petsc.org/release/faq/__;!!G_uCfscf7eWS!YXFbgIYxxvzCFais_YdSXz_Ud3HzkOxfL59IAAUpV7ib_eKf36dajg1egysD6JLSeii4EZ_NXsx3DrXzCiY$ 
> <https://urldefense.us/v3/__https://petsc.org/release/faq/__;!!G_uCfscf7eWS!fcN-KL0rs3WRHNRfT47zioS4djjyXM7OCr32LT2olmZHm3X1NIk-WMdU9-UR3rNotQSpINEm8NrcMtWTCFqKEg$> for
> trouble shooting.
> [0]PETSC ERROR: Petsc Release Version 3.21.1, Apr 26, 2024
> [0]PETSC ERROR: ./app on a arch-linux-c-opt named localhost.localdomain by
> xiaodongliu Fri Sep 20 09:36:16 2024
> [0]PETSC ERROR: Configure options -download-mumps -download-scalapack
> --with-cc=gcc --with-fc=gfortran --with-cxx=g++ --download-fblaslapack
> --download-mpich --with-scalar-type=complex --download-triangle
> --with-debugging=no --download-parmetis --download-metis -download-ptscotch
> --download-bison --download-hdf5
> -download-mmg=/home/xiaodongliu/Documents/3rdPartyLib/d5c43d1bcefe598d51428f6a7fee10ec29478b79.tar.gz
> --download-ctetgen --download-pragmatic --download-eigen
> --download-netcdf=/home/xiaodongliu/Documents/3rdPartyLib/netcdf-c-4.9.2-p1.tar.gz
> --download-zlib --download-pnetcdf --download-exodusii
> [0]PETSC ERROR: #1 ExodusGetCellType_Internal() at
> /home/xiaodongliu/Documents/petsc-with-docs-3.21.1/petsc-3.21.1/src/dm/impls/plex/plexexodusii.c:1470
> [0]PETSC ERROR: #2 DMPlexCreateExodus() at
> /home/xiaodongliu/Documents/petsc-with-docs-3.21.1/petsc-3.21.1/src/dm/impls/plex/plexexodusii.c:1551
> [0]PETSC ERROR: #3 DMPlexCreateExodusFromFile() at
> /home/xiaodongliu/Documents/petsc-with-docs-3.21.1/petsc-3.21.1/src/dm/impls/plex/plexexodusii.c:1390
>
> Thanks a lot.
>
> Xiaodong
> Compose:
> Inquiry about reading an exodus II file from coreform Cubit
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